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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: anish singh <anish198519851985@gmail.com>
Cc: linux-kernel-mail <linux-kernel@vger.kernel.org>,
	Kernel-newbies <kernelnewbies@nl.linux.org>,
	Jonathan Cameron <jic23@cam.ac.uk>,
	Dave Hylands <dhylands@gmail.com>
Subject: Re: Headset driver detection problem during bootup
Date: Sat, 20 Aug 2011 18:40:18 +0100	[thread overview]
Message-ID: <20110820174017.GA28142@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <CAK7N6vrj8V+7EYLmd92qd+Mae2KZu8K6BVwnwda=3y2vrcDWRw@mail.gmail.com>

On Fri, Aug 19, 2011 at 09:23:13PM +0900, anish singh wrote:

> Once the handler is called then we find out if the headset
> is there or not using gpio and then normal detection happens

> Is it the right way to detect the device during power-up?

> After the device is powered up and then if we insert headset
> then it is working fine by calling the interrupt handler and
> everything goes fine.

The standard soc-jack code should already be reading the state of the
GPIO as part of its startup.

      parent reply	other threads:[~2011-08-20 17:40 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-19 12:23 Headset driver detection problem during bootup anish singh
2011-08-20 13:21 ` anish singh
2011-08-23 13:52   ` Takashi Iwai
2011-08-23 15:01     ` anish singh
2011-08-20 17:40 ` Mark Brown [this message]

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